appropriate balance responding to what customers wand but first and foremost making sure we have a safe environment. >> they can tolerate radio interference from electronic devices. it's up to each airline to come up with faa approval. by the end of the year, we should be able to use electronic devices from take off to landing, but in the airplane mode. delta says it's ready. >> anything you can hold on to, e-readers and tablets can be e used gate-to-gate. >> stan was multitasking waiting to fly home. >> i tell people to power them down. because people say 16,000, whatever the number is, is safe. >> reporter: this is good news for you? >> great news. >> reporter: you don't have to be a cop anymore. >> don't need to be a cop. >> reporter: you will be allowed to connect to the plane's wi-fi system that the airlines charge for. >> have you had other customers tell you to power down? >> never. >> i have seen it once or twice. >> i have a son who is not a good traveler. we had thomas the train on at the last moment. itis not wi-fi, it's a video. some rude lady two rows behind said power down. i said wel